.content{
    background-image: url(https://gw.alipayobjects.com/zos/rmsportal/TVYTbAXWheQpRcWDaDMu.svg);
    background-repeat: no-repeat;
    background-position: center 110px;
    background-size: 100%;
    height: 100%;
    width: 100%;
}
.cal{

    height: 200px;
    width: 400px;
    border: 1px solid black;
    margin: 0 auto;
    margin-top: 150px;
    // box-shadow: 10px 10px grey;
    background: rgb(230,243,255);
    // border-radius: 10px;
}
.box{
    // border: 1px solid black;
    height:70%;
    width:100%;
    
}
.title{
    padding: 20px;
    height: 60px;
    font-size: 30px;
    // background: rgba(15, 127, 219, 0.623);

}
.left{
    border: 1px solid black;
    padding: 30px;
    font-size: 20px;
    margin-top: 10px;
    margin-left: 2%;
    position: absolute;
    background: white;
    border-radius: 5px;
    box-shadow: 2px 2px 5px black;
}
.left:hover{
    box-shadow:2px 2px 5px black inset;
}
.right{
    border: 1px solid black;
    padding: 30px;
    font-size: 20px;
    margin-top: 10px;
    right: 40%;
    position: absolute;
    background: white;
    border-radius: 5px;
    box-shadow: 2px 2px 5px black;
}    
.right:hover{
    box-shadow:2px 2px 5px black inset;
}